Across
1
Large slow-moving mass of ice
4
Seasonal heavy rainfall
5
Chain or group of islands
9
Largest ocean on Earth
Down
2
Ridge of rock or coral near the surface
3
Imaginary line around the middle of Earth
6
Wearing away of land by water or wind
7
Line dividing two countries
8
Low-lying land surrounded by higher ground
10
Raised area of land, smaller than a mountain